I applied through an employee referral. The process took 1 day. I interviewed at SLB (Oxford, Angleterre) in Jul 2013
Interview
First round is telephone interview. General questions about why chosen for this company and what you are currently working on/studying. Second round is on-site interview. Takes about 6 hours, with varying types of interviews and technical presentation to senior management. Interviews are about technical skills, how you work in teams, career planning.
I applied through a recruiter. I interviewed at SLB
Interview
There was a phone screen with the hiring manager that was mostly behavioral. The next round was an on site with 4 people (all engineers) and a group interview to end the day.
Interview questions [1]
Question 1
They asked to write an algorithm to detect a palindrome.
I applied online. The process took 1 week. I interviewed at SLB (Urbana, IL) in Oct 2025
Interview
Leetcode problems within 45 mins.
I have done 2. The first one is easy.
The second one is middle, using the graph and DFS.
Also need to provide every solution's time and space complexity
I applied online. I interviewed at SLB in Oct 2025
Interview
I applied online; the interview was conducted by Karat Studio, which was a third party conducting technical interviews for SLB. The interviewer was quite friendly and explained the process pretty well.
Interview questions [2]
Question 1
Asked three complexity and data structure application questions,
Graph-based LeetCode-style question, another follow-up with slightly higher difficulty. Be prepared to define classes/methods and run your own test cases.